Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

Skills you'll gain: Campaign Management, Digital Marketing Campaigns, Social Media, Content Performance Analysis, Digital Marketing, Digital Media Strategy, Campaign Planning, Social Media Marketing, Digital Marketing Tools, Case Studies, Target Market, Marketing Strategies, Social Media Campaigns, Marketing, Strategic Marketing, Consumer Behaviour, Marketing Planning, Digital Analysis, Competitive Analysis, Business
★ 4.8 (78) · Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: AI Security, Vulnerability Assessments, Governance Risk Management and Compliance, Responsible AI, Compliance Auditing, Personally Identifiable Information, Regulatory Compliance, Regulatory Requirements, Compliance Management, Law, Regulation, and Compliance, Regulatory Documents, AI Integrations, Compliance Reporting, Safety Audits, Threat Modeling, Legal Risk, Safety Assurance, Risk Management Framework, Data Loss Prevention, Risk Mitigation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Team Building, Stakeholder Engagement, Communication Strategies, Stakeholder Analysis, Interpersonal Communications, Internal Communications, Discussion Facilitation
★ 4.5 (11) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Building Services Engineering, HVAC, Building Design, Energy and Utilities, Engineering, Thermal Management, Sustainable Engineering, Mechanical Engineering, Engineering Calculations, Sustainable Design, Architectural Design, Engineering Analysis, Climate Change Mitigation, Trigonometry
Advanced · Course · 1 - 3 Months

Tencent Cloud
Skills you'll gain: Cloud Computing Architecture, Cloud Solutions, Cloud Computing, Cloud Infrastructure, Solution Architecture, Serverless Computing, Cloud Services, Infrastructure Architecture, Network Architecture, Virtual Networking, Cloud Management, API Gateway, Scalability, Performance Tuning, Network Performance Management
★ 4.8 (15) · Intermediate · Course · 1 - 3 Months

Anthropic
Skills you'll gain: Responsible AI, Anthropic Claude, Prompt Engineering, Data Ethics, AI literacy, Education Software and Technology, Digital pedagogy, Personally Identifiable Information, Quality Assurance, Data Integrity, Automation, Model Evaluation
★ 4.6 (32) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Warehousing, Apache Hadoop, Distributed Computing, Scalability, Transaction Processing, Database Systems, Database Design, Applied Machine Learning, Database Management Systems, Data Architecture, Database Theory, Database Management, Database Architecture and Administration, Cloud Computing, Big Data, Relational Databases, Query Languages, Databases, Data Processing, SQL
★ 3.8 (11) · Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Node.JS, JSON, Server Side, Web Development Tools, Back-End Web Development, JavaScript Frameworks, Web Servers, Application Programming Interface (API), Restful API, Javascript, Web Development, Package and Software Management, Servers, Network Protocols
★ 4.5 (6) · Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Java Programming, Java, Pedagogy, Object Oriented Programming (OOP), Computer Programming, Computational Thinking, Cultural Responsiveness, Programming Principles, Digital pedagogy, Algorithms
★ 4.7 (11) · Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Model Context Protocol, Vibe coding, Context Engineering, AI Product Strategy, Responsible AI, No-Code Development, Prototyping, AI Personalization, Application Development, Artificial Intelligence, AI literacy, AI Workflows, AI Integrations, Application Design, Generative AI Agents, User Experience Design, Human Centered Design, Agentic systems, User Interface and User Experience (UI/UX) Design, User Experience
Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Waste Minimization, Environmental Engineering, Environmental Regulations, Sustainable Engineering, Environmental Engineering and Restoration, Sustainable Technologies, Thermal Management, Land Management, Process Engineering, Water Sustainability, Energy and Utilities, Process Analysis, Mechanical Engineering, Facility Management, Design Specifications, Microbiology
★ 4.4 (7) · Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: JavaScript Frameworks, Restful API, Application Programming Interface (API), Web Development, React.js, Authentications, OAuth, Web Applications, Server Side, Back-End Web Development, Object-Relational Mapping, UI Components, Cloud Hosting, Image Quality, Secure Coding, Application Deployment
Intermediate · Course · 1 - 3 Months